000			00337nam a2200145Ia 4500
100			_aGupta, B. P
020			_a81-7544-180-1
250			_a2nd ed
654			_aENGINEERING
942			_cBK
245			_aElectronics and instrumentation
260			_aWheeler Publishing, New Delhi _cc1994
082			_a621.381 Gup
300			_axvii,521
999			_c27276 _d27276